A nurse is caring for a client who has regular occupational exposure to sunlight and presents to the clinic for evaluation of several skin lesions. Which of the following findings should alert the nurse to the possibility of malignant melanoma?
A. A pearly papule that is 0.5 cm (0.20 in) wide with raised, indistinct borders on the upper right shoulder
B. Several flat, pigmented, circumscribed areas of various sizes over the bridge of the nose
C. A raised, circumscribed lesion on the face that contains yellow-white purulent material
D. An irregularly shaped brown lesion with light blue areas on the neck